Skimz SL207DC protein skimmer is the perfect solution to reefers with space constraints, yet wanting an ultra-high performance skimmer.. Fitted with QPS6.0 needlewheel pumps, Skimz SL207DC draws an amazing 1,800 litres per hour of air. The incredible skimming performance of the SL207DC makes it suitable for tanks up to 2,000 litres and will meet the needs of the most demanding reefer.